Research Article
Investigating the Effects of Chopped Basalt Fiber on the Performance of Porous Asphalt Mixture
Table 6
Properties of chopped basalt fiber.
| Properties | Results | Specification requirements |
| Relative density (g·cm−3) | 2.71 | — | Length (mm) | 3, 6, 9, 12 | — | Diameter (μm) | 13 | — | Water content rate (%) | 0.13 | ≤0.2 | Oil absorption rate (%) | 52 | ≥50 | Melting point (°C) | 1600 | — | Tensile strength (MPa) | 2218 | ≥1200 |
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